What was found
DFW - FLT 496 - EN ROUTE ELP/DFW DURING GEAR RETRACTION, CREW HEARD A GRINDING NOISE AND RED NOSE GEAR LIGHT STAYED ILLUMINATED FOR APPROXIMATELY A MINUTE, THEN CYCLED OFF AND ON SEVERAL TIMES BEFORE EXTINGUISHING. CONTINUED ON TO DFW. GEAR EXTENDED NORMALLY. LANDED DFW WITHOUT INCIDENT. LUBED NOSE LANDING GEAR. SYSTEM GROUND CHECKED, NORMAL OPERATION. (X)